Home / 747,668.50-1,121,502.75-222,356.50

Finding the Fourth Proportional to 747,668.50, 1,121,502.75 and 222,356.50

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Solution

The fourth proportional to 747,668.50, 1,121,502.75 and 222,356.50 is: 333,534.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,668.50 : 1,121,502.75 = 222,356.50 : x
  2. Step 2: Convert to fraction form
    747,668.50/1,121,502.75 = 222,356.50/x
  3. Step 3: Cross multiply
    747,668.50x = 1,121,502.75 × 222,356.50
  4. Step 4: Simplify right side
    747,668.50x = 249,373,426,230.38
  5. Step 5: Solve for x
    x = 249,373,426,230.38/747,668.50
  6. Step 6: Final answer
    x = 333,534.75

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.